总线拓扑结构则是由唯一一根长电缆组成，计算机沿着电缆排布。
A bus consists of a single, long cable that computers connect to along its run.
文章首先定义了该系统的拓扑结构、总线协议。
Firstly , the article has defined this system topology, bus agreement.
系统采用总线型的拓扑结构和分布式的框架结构。
The system adopts topology structure of bus type and distributed frame.
运用MAC协议一种类型便是以太网，它被用于总线或星型拓扑结构。
One type of MAC is Ethernet, which is used by bus or star network topologies.
有三种常见的拓扑结构：星型、总线型和环型。
有三种常见的拓扑结构：星型、总线型和环型。
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